17451445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 23950080

約数和(自身を除く): 6498635

約数列:

[1, 5, 11, 41, 55, 71, 109, 205, 355, 451, 545, 781, 1199, 2255, 2911, 3905, 4469, 5995, 7739, 14555, 22345, 32021, 38695, 49159, 85129, 160105, 245795, 317299, 425645, 1586495, 3490289, 17451445]

約数ペア:

[(1, 17451445), (5, 3490289), (11, 1586495), (41, 425645), (55, 317299), (71, 245795), (109, 160105), (205, 85129), (355, 49159), (451, 38695), (545, 32021), (781, 22345), (1199, 14555), (2255, 7739), (2911, 5995), (3905, 4469)]